1. International Institute for Earth System Science, Nanjing University , Nanjing, China
2. Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application , Nanjing, China
3. College of Earth and Environmental Sciences, Lanzhou University , Lanzhou, China
4. State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Science , Beijing, China
5. Research Academy of Remote Sensing and Earth Sciences, Hangzhou Normal University , Hangzhou, China